In this article the principle of the selective laser sintering,the situation of the research and application on material by SLS are summarized.The existent problems and solving methods are discussed.

• 介绍激光快速成型的原理及SLS对材料性能的要求,概括激光选取烧结成形技术中各种材料的研究和应用现状,分析SLS技术产业化存在的问题及可能解决的途径。